12011020201112 has 32 divisors (see below), whose sum is σ = 23273643861120. Its totient is φ = 5805156971520.

The previous prime is 12011020201109. The next prime is 12011020201123. The reversal of 12011020201112 is 21110202011021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27394553 + ... + 27829544.

It is an arithmetic number, because the mean of its divisors is an integer number (727301370660).

Almost surely, 2^{12011020201112} is an apocalyptic number.

It is an amenable number.

12011020201112 is a deficient number, since it is larger than the sum of its proper divisors (11262623660008).

12011020201112 is a wasteful number, since it uses less digits than its factorization.

12011020201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55225011 (or 55225007 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12011020201112 its reverse (21110202011021), we get a palindrome (33121222212133).

The spelling of 12011020201112 in words is "twelve trillion, eleven billion, twenty million, two hundred one thousand, one hundred twelve".